When looking for the best hosting provider between A2 Hosting and Site5, there is no doubt that A2 is going to be the winner. They are one of the leading hosting providers in the industry, have much lower prices than Site5, while still providing a higher quality service. A2 Hosting is well-known for their excellent customer service, as well as their reliable hosting. You can also get a dedicated server from A2, which is not possible from Site5. The list of reasons why A2 is a better hosting option is long, but suffice it to say, they are the winner in this comparison.